Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Order aralen prescribing Lyme plaquenil dosage Pharmacokinetics of chloroquine phosphate Children should not take hydroxychloroquine for long-term therapy. Keep all appointments with your doctor and the laboratory. Your doctor may order certain lab tests to check your response to hydroxychloroquine. If you are taking hydroxychloroquine for a long period of time, your doctor will recommend frequent eye exams. Abnormal test is the visual field test, you may be asked to repeat it to make sure of the results. You will be told if any other tests are necessary and when you should be screened again. In cases of possible retinopathy, you will be recommended to continue taking 8 9 Macular Society Eye screening for patients taking hydroxychloroquine The most common place for Hydroxychloroquine to cause a problem is in a ring of the macula surrounding the fovea which is demonstated in the visual field test you can see in the picture above. The black areas are the areas the patinet couldn't see well. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine eye test How Do Ophthalmologists Look for Plaquenil Damage? - American., Eye screening for patients taking hydroxychloroquine Plaquenil Hydroxychloroquine lysosome blockerPlaquenil superamaDoes hydroxychloroquine cause human birth defectsPhototherapy and plaquenil combinationHydroxychloroquine sulfate for hair loss Good question. Back on nov 5 i think it was i felt there was a really good discussion about hydroxychlorouine & eye tests here. One of us posted detailed info about her experience & the different types of eye test anyone on plaquenil etc would probably be best to have, and the frequency. Plaquenil/Hydroxychloroquine - which eye tests do. - LUPUS UK. What can Hydroxychloroquine Plaquenil do to my eyes?. Hydroxychloroquine Indications, Side Effects, Warnings.. One of the most serious side effects is a toxicity in the eye generally with chronic use. People taking 400 mg of hydroxychloroquine or less per day generally have a negligible risk of macular toxicity, whereas the risk begins to go up when a person takes the medication over 5 years or has a cumulative dose of more than 1000 grams. Mar 29, 2012 Plaquenil hydroxychloroquine used for lupus and rheumatoid arthritis can cause toxicity to the retina leading to vision loss. In this episode of A State of Sight, Isaac Porter, MD explains how. Very rarely, high doses of hydroxychloroquine may damage the retina the layer of cells in the back of the eye that detects light and allows you to see. This is prevented by keeping the dose low. While you are taking hydroxychloroquine annual eye tests may be recommended.